{"id":2407,"date":"2021-12-14T09:04:04","date_gmt":"2021-12-14T02:04:04","guid":{"rendered":"https:\/\/bestray.com\/blog\/?p=2407"},"modified":"2023-03-12T16:23:39","modified_gmt":"2023-03-12T09:23:39","slug":"scratch-resistance-of-the-coating-layer","status":"publish","type":"post","link":"https:\/\/bestray.com\/blog\/en\/scratch-resistance-of-the-coating-layer\/","title":{"rendered":"SCRATCH RESISTANCE OF THE COATING LAYER"},"content":{"rendered":"<div class=\"vc_pageable-slide-wrapper vc_clearfix my-single-content\" data-vc-grid-content=\"true\">\n<h2 class=\"aleft\" style=\"text-align: justify;\"><span class=\"ss-target content-title\">Scratch resistance of the coating layer<\/span><\/h2>\n<p class=\"lead-normal_alt\" style=\"text-align: justify;\">ZAM\u00a0has a harder coating layer than hotdip galvanized or aluminum-zinc alloy coated steel sheets. Thus, ZAM<span class=\"reg_upper\">\u00ae<\/span>\u00a0offers better scratch resistance and can be used in applications where it is subjected to scratching and repeated friction during processing.<\/p>\n<h3 class=\"inner-title\" style=\"text-align: justify;\"><strong>&lt;Reference&gt; Hardness of the coating layer (Vickers hardness (HV) measurement examples)<\/strong><\/h3>\n<table class=\"data-table col_half row_single\">\n<tbody>\n<tr>\n<td class=\"th\">ZAM<span class=\"reg_upper\">\u00ae<\/span><\/td>\n<td>140\u301c160<\/td>\n<\/tr>\n<tr>\n<td class=\"th\">Hot-dip 55% Al-Zn alloy coated<\/td>\n<td>100\u301c110<\/td>\n<\/tr>\n<tr>\n<td class=\"th\">Hot-dip Zn-5% Al alloy coated<\/td>\n<td>080\u301c100<\/td>\n<\/tr>\n<tr>\n<td class=\"th\">Galvanized steel<\/td>\n<td>055\u301c065<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 class=\"inner-title color_blue\" style=\"text-align: justify;\">Scratch resistance of various types of coated steel sheets (scratch test)<\/h3>\n<p style=\"text-align: justify;\"><strong><img loading=\"lazy\" decoding=\"async\" class=\"img-responsive aligncenter size-full wp-image-20764 lazyloaded\" src=\"https:\/\/bestray.com\/wp-content\/uploads\/2021\/05\/xuoc.png\" sizes=\"auto, (max-width: 836px) 100vw, 836px\" srcset=\"https:\/\/bestray.com\/wp-content\/uploads\/2021\/05\/xuoc.png 836w, https:\/\/bestray.com\/wp-content\/uploads\/2021\/05\/xuoc-600x245.png 600w, https:\/\/bestray.com\/wp-content\/uploads\/2021\/05\/xuoc-300x123.png 300w, https:\/\/bestray.com\/wp-content\/uploads\/2021\/05\/xuoc-768x314.png 768w, https:\/\/bestray.com\/wp-content\/uploads\/2021\/05\/xuoc-50x20.png 50w\" alt=\"\" width=\"836\" height=\"342\" data-ll-status=\"loaded\" \/>Source: Nippon Steel<\/strong><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Scratch resistance of the coating layer ZAM\u00a0has a harder coating layer than hotdip galvanized or aluminum-zinc alloy coated steel sheets. Thus, ZAM\u00ae\u00a0offers better scratch resistance and can be used in applications where it is subjected to scratching and repeated friction during processing. &lt;Reference&gt; Hardness of the coating layer (Vickers hardness (HV) measurement examples) ZAM\u00ae 140\u301c160 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2348,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[145],"tags":[],"class_list":{"0":"post-2407","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-zam-steel"},"lang":"en","translations":{"en":2407},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts\/2407","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/comments?post=2407"}],"version-history":[{"count":3,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts\/2407\/revisions"}],"predecessor-version":[{"id":2410,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/posts\/2407\/revisions\/2410"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/media\/2348"}],"wp:attachment":[{"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/media?parent=2407"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/categories?post=2407"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bestray.com\/blog\/wp-json\/wp\/v2\/tags?post=2407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}